It has been touted as the automotive holy grail, the ultimate marriage of better performance and greater fuel economy. It’s the direct-injection (DI) engine, the latest technology designed to squeeze ...

The internal combustion gasoline engine — we have a love/hate relationship with it. It creates a lot of pollution. It is incredibly inefficient. It spews carbon into the atmosphere. It makes us ...

Better fuel economy and lower emissions from gasoline direct-injection engines are getting closer. Most European automakers are preparing GDI engines for introduction in the next few years, starting ...

Q: I have a 2009 VW with gasoline direct inject and a 2.0-liter turbo engine. It recently needed the intake valves cleaned (a very costly job) after just 54,000 miles. I understand many manufacturers ...

Improving fuel efficiency and reducing CO2 emissions as much as possible is one of the main tasks for the struggling American automaker General Motors who is currently facing a 60-day deadline to ...

For years, Toyota Motor Corp. has put hybrids at the center of its powertrain-technology strategy, all but oblivious to the rapid fuel-economy advancements rivals have made in the humble gasoline ...

Volkswagen uses TSI and TFSI to denote many of its engines. But just how much of a difference comes from those alternate ...

What is gasoline direct injection and how is it different from traditional methods of getting fuel into your car's engine? Antuan Goodwin Senior Writer, Electrified Cars Antuan started out in the ...

Q: Numerous articles were published (including yours) in the past suggesting that direct injection gas engines might experience drivability problems at higher mileage due to deposits building up on ...

The internal combustion gasoline engine -- we have a love/hate relationship with it. It creates a lot of pollution. It is incredibly inefficient. It spews carbon into the atmosphere. It makes us ...